{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machine or equipment", "material", "enabling technology", "biomedical", "process parameter"], "input": "Inconel 718 thin wall was fabricated by PPAAM ."}
{"machine or equipment": [], "material": ["Inconel 718"], "enabling technology": [], "biomedical": [], "process parameter": []}